package com.leyou.item.web;

import com.leyou.common.dto.PageDTO;
import com.leyou.item.dto.BrandDTO;
import com.leyou.item.service.BrandService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;

import java.util.List;

/**
 * @author 虎哥
 */
@RestController
@RequestMapping("brand")
public class BrandController {

    private final BrandService brandService;

    @Autowired
    public BrandController(BrandService brandService) {
        this.brandService = brandService;
    }

    /**
     * 根据id查询品牌
     * @param id 品牌id
     * @return 品牌对象
     */
    @GetMapping("{id}")
    public ResponseEntity<BrandDTO> queryById(@PathVariable("id") Long id){
        return ResponseEntity.ok(new BrandDTO(brandService.getById(id)));
    }

    /**
     * 根据id集合查询品牌集合
     * @param ids id集合
     * @return 品牌集合
     */
    @GetMapping("list")
    public ResponseEntity<List<BrandDTO>> queryBrandByIds(@RequestParam("ids") List<Long> ids){
        return ResponseEntity.ok(BrandDTO.convertEntityList(brandService.listByIds(ids)));
    }

    /**
     * 分页查询品牌
     * @param key 搜索关键字
     * @param page 页码
     * @param rows 每页大小
     * @return 分页结果
     */
    @GetMapping("page")
    public ResponseEntity<PageDTO<BrandDTO>> queryBrandByPage(
            @RequestParam(value = "key", required = false) String key,
            @RequestParam(value = "page", defaultValue = "1") Integer page,
            @RequestParam(value = "rows", defaultValue = "5") Integer rows
    ){
        return ResponseEntity.ok(brandService.queryBrandByPage(key, page, rows));
    }

    /**
     * 根据分类id查询品牌
     * @param id 分类id
     * @return 品牌集合
     */
    @GetMapping("/of/category")
    public ResponseEntity<List<BrandDTO>> queryBrandOfCategory(@RequestParam("id") Long id){

        return ResponseEntity.ok(brandService.queryBrandByCategory(id));
    }

    /**
     * 新增品牌
     * @param brandDTO 品牌对象
     * @return 无
     */
    @PostMapping
    public ResponseEntity<Void> saveBrand(BrandDTO brandDTO){
        // 新增品牌
        brandService.saveBrand(brandDTO);
        // 新增成功，返回201，created
        return ResponseEntity.status(HttpStatus.CREATED).build();
    }
}